{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:H5ICOP4SKFEOYMF3F2GYVCMV3M","short_pith_number":"pith:H5ICOP4S","canonical_record":{"source":{"id":"2605.23657","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-05-22T14:09:41Z","cross_cats_sorted":[],"title_canon_sha256":"f057ab9c2b8e64829e30b802ca45e3852e2a5eab30d73d6fb0f63a740a11a248","abstract_canon_sha256":"2b65963597fdb60bc21027fbb15980d36208d1632fab6bd9d7dc4a5b8046d0fd"},"schema_version":"1.0"},"canonical_sha256":"3f50273f925148ec30bb2e8d8a8995db2aa0ebbdaec3b6d3d6edb9ca697b7e62","source":{"kind":"arxiv","id":"2605.23657","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.23657","created_at":"2026-05-25T02:02:24Z"},{"alias_kind":"arxiv_version","alias_value":"2605.23657v1","created_at":"2026-05-25T02:02:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.23657","created_at":"2026-05-25T02:02:24Z"},{"alias_kind":"pith_short_12","alias_value":"H5ICOP4SKFEO","created_at":"2026-05-25T02:02:24Z"},{"alias_kind":"pith_short_16","alias_value":"H5ICOP4SKFEOYMF3","created_at":"2026-05-25T02:02:24Z"},{"alias_kind":"pith_short_8","alias_value":"H5ICOP4S","created_at":"2026-05-25T02:02:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:H5ICOP4SKFEOYMF3F2GYVCMV3M","target":"record","payload":{"canonical_record":{"source":{"id":"2605.23657","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-05-22T14:09:41Z","cross_cats_sorted":[],"title_canon_sha256":"f057ab9c2b8e64829e30b802ca45e3852e2a5eab30d73d6fb0f63a740a11a248","abstract_canon_sha256":"2b65963597fdb60bc21027fbb15980d36208d1632fab6bd9d7dc4a5b8046d0fd"},"schema_version":"1.0"},"canonical_sha256":"3f50273f925148ec30bb2e8d8a8995db2aa0ebbdaec3b6d3d6edb9ca697b7e62","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-25T02:02:24.535206Z","signature_b64":"EqLnfqeYH9aaLrkQfk9beznoeSM5iNDmKoDHNS5YYcR7mCdFmZdBj1bCYiyNGAWWp+42eFxVVrRNWckdWbGyDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3f50273f925148ec30bb2e8d8a8995db2aa0ebbdaec3b6d3d6edb9ca697b7e62","last_reissued_at":"2026-05-25T02:02:24.534520Z","signature_status":"signed_v1","first_computed_at":"2026-05-25T02:02:24.534520Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.23657","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-25T02:02:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GRY9Nn5jZLqYkxxDmedojXQl151vtBZIHlZkF3jB6XoGI01tw5S9ikxH1EwD2MFufnLLKHHOyXnUBPQfG7ccBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T23:15:24.394732Z"},"content_sha256":"581260a92765b3f57f8b11ddf8bbf188d60a458571614006e9d7f66548c7ca4a","schema_version":"1.0","event_id":"sha256:581260a92765b3f57f8b11ddf8bbf188d60a458571614006e9d7f66548c7ca4a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:H5ICOP4SKFEOYMF3F2GYVCMV3M","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"OpenSkillEval: Automatically Auditing the Open Skill Ecosystem for LLM Agents","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Boxian Ai, Jiahao Ying, Siyuan Liu, Wei Tang, Yixin Cao","submitted_at":"2026-05-22T14:09:41Z","abstract_excerpt":"Skills, i.e., structured workflow instructions distilled for large language models (LLMs), are becoming an increasingly important mechanism for improving agent performance on real-world downstream tasks. However, as the open-source skill ecosystem rapidly expands, it remains unclear how different models and agent frameworks interact with skills, how to evaluate skill quality, and how users should select skills under practical cost-performance trade-offs. In this paper, we present \\textsc{OpenSkillEval}, an automatic evaluation framework for both skill-augmented agent systems and the skills the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.23657","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2605.23657/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-25T02:02:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ltDp155qfeW1MMYGsDMG0TRcuFpEz34k+nT07stjHmUf7uw2uBaOlJgByi/843MElN3ieg+IXFeRaFzhuNz1DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T23:15:24.395125Z"},"content_sha256":"b15c65763a1569633a705244b9b6e2efb0a9f9adc8ee7a7c73b579055e598d7b","schema_version":"1.0","event_id":"sha256:b15c65763a1569633a705244b9b6e2efb0a9f9adc8ee7a7c73b579055e598d7b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/H5ICOP4SKFEOYMF3F2GYVCMV3M/bundle.json","state_url":"https://pith.science/pith/H5ICOP4SKFEOYMF3F2GYVCMV3M/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/H5ICOP4SKFEOYMF3F2GYVCMV3M/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-26T23:15:24Z","links":{"resolver":"https://pith.science/pith/H5ICOP4SKFEOYMF3F2GYVCMV3M","bundle":"https://pith.science/pith/H5ICOP4SKFEOYMF3F2GYVCMV3M/bundle.json","state":"https://pith.science/pith/H5ICOP4SKFEOYMF3F2GYVCMV3M/state.json","well_known_bundle":"https://pith.science/.well-known/pith/H5ICOP4SKFEOYMF3F2GYVCMV3M/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:H5ICOP4SKFEOYMF3F2GYVCMV3M","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"2b65963597fdb60bc21027fbb15980d36208d1632fab6bd9d7dc4a5b8046d0fd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-05-22T14:09:41Z","title_canon_sha256":"f057ab9c2b8e64829e30b802ca45e3852e2a5eab30d73d6fb0f63a740a11a248"},"schema_version":"1.0","source":{"id":"2605.23657","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.23657","created_at":"2026-05-25T02:02:24Z"},{"alias_kind":"arxiv_version","alias_value":"2605.23657v1","created_at":"2026-05-25T02:02:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.23657","created_at":"2026-05-25T02:02:24Z"},{"alias_kind":"pith_short_12","alias_value":"H5ICOP4SKFEO","created_at":"2026-05-25T02:02:24Z"},{"alias_kind":"pith_short_16","alias_value":"H5ICOP4SKFEOYMF3","created_at":"2026-05-25T02:02:24Z"},{"alias_kind":"pith_short_8","alias_value":"H5ICOP4S","created_at":"2026-05-25T02:02:24Z"}],"graph_snapshots":[{"event_id":"sha256:b15c65763a1569633a705244b9b6e2efb0a9f9adc8ee7a7c73b579055e598d7b","target":"graph","created_at":"2026-05-25T02:02:24Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2605.23657/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Skills, i.e., structured workflow instructions distilled for large language models (LLMs), are becoming an increasingly important mechanism for improving agent performance on real-world downstream tasks. However, as the open-source skill ecosystem rapidly expands, it remains unclear how different models and agent frameworks interact with skills, how to evaluate skill quality, and how users should select skills under practical cost-performance trade-offs. In this paper, we present \\textsc{OpenSkillEval}, an automatic evaluation framework for both skill-augmented agent systems and the skills the","authors_text":"Boxian Ai, Jiahao Ying, Siyuan Liu, Wei Tang, Yixin Cao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-05-22T14:09:41Z","title":"OpenSkillEval: Automatically Auditing the Open Skill Ecosystem for LLM Agents"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.23657","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:581260a92765b3f57f8b11ddf8bbf188d60a458571614006e9d7f66548c7ca4a","target":"record","created_at":"2026-05-25T02:02:24Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"2b65963597fdb60bc21027fbb15980d36208d1632fab6bd9d7dc4a5b8046d0fd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-05-22T14:09:41Z","title_canon_sha256":"f057ab9c2b8e64829e30b802ca45e3852e2a5eab30d73d6fb0f63a740a11a248"},"schema_version":"1.0","source":{"id":"2605.23657","kind":"arxiv","version":1}},"canonical_sha256":"3f50273f925148ec30bb2e8d8a8995db2aa0ebbdaec3b6d3d6edb9ca697b7e62","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3f50273f925148ec30bb2e8d8a8995db2aa0ebbdaec3b6d3d6edb9ca697b7e62","first_computed_at":"2026-05-25T02:02:24.534520Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-25T02:02:24.534520Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EqLnfqeYH9aaLrkQfk9beznoeSM5iNDmKoDHNS5YYcR7mCdFmZdBj1bCYiyNGAWWp+42eFxVVrRNWckdWbGyDg==","signature_status":"signed_v1","signed_at":"2026-05-25T02:02:24.535206Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.23657","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:581260a92765b3f57f8b11ddf8bbf188d60a458571614006e9d7f66548c7ca4a","sha256:b15c65763a1569633a705244b9b6e2efb0a9f9adc8ee7a7c73b579055e598d7b"],"state_sha256":"2f75fdddc83b550e9a1481f4b487637aacb197e85fb379bbc1792e2a8c9ca0b8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9yDMk7e1YCPu3RseGlBc8Ys52M6d1ENhbwwRHd2SfK1Si4CL9b6/IiVrcN+9vRW/hdEE5/TumMX1jxcQXpmbAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T23:15:24.397899Z","bundle_sha256":"ee27add25278f3a732102c5b3356b2c2f72d81ae39b6103a8a5f7c04b8605756"}}